public LinkedList(LinkedList <Type> listToCopy) // Copy
{
LinkedListNode <Type> thisWorkingNode, thatWorkingNode = listToCopy.GetHead();
head = null;
tail = null;
if (thatWorkingNode != null)
{
head = new LinkedListNode <Type>(thatWorkingNode);
thisWorkingNode = head;
thatWorkingNode = thatWorkingNode.GetNext();
while (thatWorkingNode != null)
{
thisWorkingNode.SetNext(new LinkedListNode <Type>(thatWorkingNode));
tail = thisWorkingNode.GetNext();
tail.SetPrev(thisWorkingNode.GetPrev());
thisWorkingNode = thisWorkingNode.GetNext();
thatWorkingNode = thatWorkingNode.GetNext();
tail = thatWorkingNode;
}
}
}
private void UpdateTail(LinkedListNode <Type> inNode)
{
LinkedListNode <Type> workingNode = inNode;
while (workingNode.GetNext() != null)
{
workingNode = workingNode.GetNext();
}
tail = workingNode;
}
public Type Remove(Type target)
{
LinkedListNode <Type> workingNode, nodeToRemove = SearchList(target);
workingNode = nodeToRemove.GetPrev();
workingNode.SetNext(nodeToRemove.GetNext());
workingNode = workingNode.GetNext();
workingNode.SetPrev(nodeToRemove.GetPrev());
UpdateTail(workingNode);
return(nodeToRemove.GetData());
}
public void DisplayList()
{
LinkedListNode <Type> workingNode = head;
Console.WriteLine("<List Name>:");
while (workingNode != null)
{
Console.WriteLine(workingNode.ToString());
workingNode = workingNode.GetNext();
}
Console.WriteLine("Head: " + head);
Console.WriteLine("Tail: " + tail);
}
private LinkedListNode <Type> SearchList(Type target)
{
LinkedListNode <Type> workingNode;
if (head.Equals(target))
{
return(head);
}
else
{
workingNode = head.GetNext();
while (!workingNode.Equals(target))
{
workingNode = workingNode.GetNext();
}
return(workingNode);
}
}
